# Shayla is 5 feet tall and casts a shadow 2 feet long. at the same time, a nearby lamppost casts a shadow 8 feet long. write and solve a proportion to find the height of the lamppost.

(2) Answers

Here is a proportion 5/2 = x/8 2x = 40 /2 /2 x = 20 Hope this helps

Using cross-multiplication: shadow/height 2/5 = 8/x 8x5=2x 40=2x 20=x The lamppost is 20 feet tall.

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